Home / 43,407.23-65,043.50-30,106.17

Finding the Fourth Proportional to 43,407.23, 65,043.50 and 30,106.17

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Solution

The fourth proportional to 43,407.23, 65,043.50 and 30,106.17 is: 45,112.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,407.23 : 65,043.50 = 30,106.17 : x
  2. Step 2: Convert to fraction form
    43,407.23/65,043.50 = 30,106.17/x
  3. Step 3: Cross multiply
    43,407.23x = 65,043.50 × 30,106.17
  4. Step 4: Simplify right side
    43,407.23x = 1,958,210,668.40
  5. Step 5: Solve for x
    x = 1,958,210,668.40/43,407.23
  6. Step 6: Final answer
    x = 45,112.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.